From owner-freebsd-amd64@FreeBSD.ORG Wed Jan 19 04:50:08 2011 Return-Path: Delivered-To: freebsd-amd64@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 1FD681065674 for ; Wed, 19 Jan 2011 04:50:08 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id D79478FC19 for ; Wed, 19 Jan 2011 04:50:07 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.4/8.14.4) with ESMTP id p0J4o7XF062829 for ; Wed, 19 Jan 2011 04:50:07 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.4/8.14.4/Submit) id p0J4o7wJ062827; Wed, 19 Jan 2011 04:50:07 GMT (envelope-from gnats) Resent-Date: Wed, 19 Jan 2011 04:50:07 GMT Resent-Message-Id: <201101190450.p0J4o7wJ062827@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-amd64@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, George Michaelson Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 71468106564A for ; Wed, 19 Jan 2011 04:45:39 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from red.freebsd.org (unknown [IPv6:2001:4f8:fff6::22]) by mx1.freebsd.org (Postfix) with ESMTP id 6132E8FC0A for ; Wed, 19 Jan 2011 04:45:39 +0000 (UTC) Received: from red.freebsd.org (localhost [127.0.0.1]) by red.freebsd.org (8.14.4/8.14.4) with ESMTP id p0J4jdEB045835 for ; Wed, 19 Jan 2011 04:45:39 GMT (envelope-from nobody@red.freebsd.org) Received: (from nobody@localhost) by red.freebsd.org (8.14.4/8.14.4/Submit) id p0J4jd1i045834; Wed, 19 Jan 2011 04:45:39 GMT (envelope-from nobody) Message-Id: <201101190445.p0J4jd1i045834@red.freebsd.org> Date: Wed, 19 Jan 2011 04:45:39 GMT From: George Michaelson To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 X-Mailman-Approved-At: Wed, 19 Jan 2011 06:00:48 +0000 Cc: Subject: amd64/154134: stuck kernel state in LISTEN on ipv6 daemon which has been killed X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 19 Jan 2011 04:50:08 -0000 >Number: 154134 >Category: amd64 >Synopsis: stuck kernel state in LISTEN on ipv6 daemon which has been killed >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-amd64 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Jan 19 04:50:07 UTC 2011 >Closed-Date: >Last-Modified: >Originator: George Michaelson >Release: 8.1 >Organization: APNIC >Environment: FreeBSD wattle.apnic.net 8.1-RELEASE-p2 FreeBSD 8.1-RELEASE-p2 #1: Tue Jan 18 01:06:10 UTC 2011 root@wattle.apnic.net:/usr/obj/usr/src/sys/GENERIC amd64 >Description: rsync --daemon not accepting v6 rsync calls. TCPDUMP shows packetflow syn/fin. kill daemon, state left in kernel with netstat -an | grep 873. add inetd entry tcp6. can't bind to port. reboot, problem gone. oddly, ssh and ping6 working, and I see a heap of nd6 neighbour discovery even though the two boxes 'knew' each other when this happened. >How-To-Repeat: not sure I can. looks like sometimes, kernel state for listen() in v6 is stuck even if user process goes away. >Fix: notknown >Release-Note: >Audit-Trail: >Unformatted: